Home / 4,961.08-7,439.70-1,449.91

Finding the Fourth Proportional to 4,961.08, 7,439.70 and 1,449.91

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Solution

The fourth proportional to 4,961.08, 7,439.70 and 1,449.91 is: 2,174.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,961.08 : 7,439.70 = 1,449.91 : x
  2. Step 2: Convert to fraction form
    4,961.08/7,439.70 = 1,449.91/x
  3. Step 3: Cross multiply
    4,961.08x = 7,439.70 × 1,449.91
  4. Step 4: Simplify right side
    4,961.08x = 10,786,895.43
  5. Step 5: Solve for x
    x = 10,786,895.43/4,961.08
  6. Step 6: Final answer
    x = 2,174.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.